3149625

Information

• Patent Grant
• 3149625

• References
• Source

• Patent Number

  3,149,625

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • F23B40/04 - the fuel being fed from below through an opening in the fuel-supporting surface
  • F22B9/04 - the fire tubes being in upright arrangement
  • F22B21/34 - built-up from water tubes grouped in panel form surrounding the combustion chamber
  • F23B90/00 - Combustion methods not related to a particular type of apparatus
  • F23B90/04 - including secondary combustion
  • F23K3/10 - Under-feed arrangements
  • F23K3/14 - feeding by screw
  • F24B5/021 - combustion-air circulation
  • F24B13/02 - Arrangement or mountings of fire-grate assemblies Arrangement or mountings of linings for fire-boxes
  • F23B2700/011 - with fuel shaft for steam boilers

• US Classifications

  • 126 - Stoves and furnaces
  • 110 - Furnaces